[SCSI] Initial Commit of qla4xxx
[sfrench/cifs-2.6.git] / drivers / scsi / qla4xxx / ql4_dbg.c
1 /*
2  * QLogic iSCSI HBA Driver
3  * Copyright (c)  2003-2006 QLogic Corporation
4  *
5  * See LICENSE.qla4xxx for copyright and licensing details.
6  */
7
8 #include "ql4_def.h"
9 #include <scsi/scsi_dbg.h>
10
11 static void qla4xxx_print_srb_info(struct srb * srb)
12 {
13         printk("%s: srb = 0x%p, flags=0x%02x\n", __func__, srb, srb->flags);
14         printk("%s: cmd = 0x%p, saved_dma_handle = 0x%lx\n",
15                __func__, srb->cmd, (unsigned long) srb->dma_handle);
16         printk("%s: fw_ddb_index = %d, lun = %d\n",
17                __func__, srb->fw_ddb_index, srb->cmd->device->lun);
18         printk("%s: iocb_tov = %d\n",
19                __func__, srb->iocb_tov);
20         printk("%s: cc_stat = 0x%x, r_start = 0x%lx, u_start = 0x%lx\n\n",
21                __func__, srb->cc_stat, srb->r_start, srb->u_start);
22 }
23
24 void qla4xxx_print_scsi_cmd(struct scsi_cmnd *cmd)
25 {
26         printk("SCSI Command = 0x%p, Handle=0x%p\n", cmd, cmd->host_scribble);
27         printk("  b=%d, t=%02xh, l=%02xh, cmd_len = %02xh\n",
28                cmd->device->channel, cmd->device->id, cmd->device->lun,
29                cmd->cmd_len);
30         scsi_print_command(cmd);
31         printk("  seg_cnt = %d\n", cmd->use_sg);
32         printk("  request buffer = 0x%p, request buffer len = 0x%x\n",
33                cmd->request_buffer, cmd->request_bufflen);
34         if (cmd->use_sg) {
35                 struct scatterlist *sg;
36                 sg = (struct scatterlist *)cmd->request_buffer;
37                 printk("  SG buffer: \n");
38                 qla4xxx_dump_buffer((caddr_t) sg,
39                                     (cmd->use_sg * sizeof(*sg)));
40         }
41         printk("  tag = %d, transfersize = 0x%x \n", cmd->tag,
42                cmd->transfersize);
43         printk("  Pid = %d, SP = 0x%p\n", (int)cmd->pid, cmd->SCp.ptr);
44         printk("  underflow size = 0x%x, direction=0x%x\n", cmd->underflow,
45                cmd->sc_data_direction);
46         printk("  Current time (jiffies) = 0x%lx, "
47                "timeout expires = 0x%lx\n", jiffies, cmd->eh_timeout.expires);
48         qla4xxx_print_srb_info((struct srb *) cmd->SCp.ptr);
49 }
50
51 void __dump_registers(struct scsi_qla_host *ha)
52 {
53         uint8_t i;
54         for (i = 0; i < MBOX_REG_COUNT; i++) {
55                 printk(KERN_INFO "0x%02X mailbox[%d]      = 0x%08X\n",
56                        (uint8_t) offsetof(struct isp_reg, mailbox[i]), i,
57                        readw(&ha->reg->mailbox[i]));
58         }
59         printk(KERN_INFO "0x%02X flash_address   = 0x%08X\n",
60                (uint8_t) offsetof(struct isp_reg, flash_address),
61                readw(&ha->reg->flash_address));
62         printk(KERN_INFO "0x%02X flash_data      = 0x%08X\n",
63                (uint8_t) offsetof(struct isp_reg, flash_data),
64                readw(&ha->reg->flash_data));
65         printk(KERN_INFO "0x%02X ctrl_status     = 0x%08X\n",
66                (uint8_t) offsetof(struct isp_reg, ctrl_status),
67                readw(&ha->reg->ctrl_status));
68         if (is_qla4010(ha)) {
69                 printk(KERN_INFO "0x%02X nvram           = 0x%08X\n",
70                        (uint8_t) offsetof(struct isp_reg, u1.isp4010.nvram),
71                        readw(&ha->reg->u1.isp4010.nvram));
72         }
73
74         else if (is_qla4022(ha)) {
75                 printk(KERN_INFO "0x%02X intr_mask       = 0x%08X\n",
76                        (uint8_t) offsetof(struct isp_reg,
77                                           u1.isp4022.intr_mask),
78                        readw(&ha->reg->u1.isp4022.intr_mask));
79                 printk(KERN_INFO "0x%02X nvram           = 0x%08X\n",
80                        (uint8_t) offsetof(struct isp_reg, u1.isp4022.nvram),
81                        readw(&ha->reg->u1.isp4022.nvram));
82                 printk(KERN_INFO "0x%02X semaphore       = 0x%08X\n",
83                        (uint8_t) offsetof(struct isp_reg,
84                                           u1.isp4022.semaphore),
85                        readw(&ha->reg->u1.isp4022.semaphore));
86         }
87         printk(KERN_INFO "0x%02X req_q_in        = 0x%08X\n",
88                (uint8_t) offsetof(struct isp_reg, req_q_in),
89                readw(&ha->reg->req_q_in));
90         printk(KERN_INFO "0x%02X rsp_q_out       = 0x%08X\n",
91                (uint8_t) offsetof(struct isp_reg, rsp_q_out),
92                readw(&ha->reg->rsp_q_out));
93         if (is_qla4010(ha)) {
94                 printk(KERN_INFO "0x%02X ext_hw_conf     = 0x%08X\n",
95                        (uint8_t) offsetof(struct isp_reg,
96                                           u2.isp4010.ext_hw_conf),
97                        readw(&ha->reg->u2.isp4010.ext_hw_conf));
98                 printk(KERN_INFO "0x%02X port_ctrl       = 0x%08X\n",
99                        (uint8_t) offsetof(struct isp_reg,
100                                           u2.isp4010.port_ctrl),
101                        readw(&ha->reg->u2.isp4010.port_ctrl));
102                 printk(KERN_INFO "0x%02X port_status     = 0x%08X\n",
103                        (uint8_t) offsetof(struct isp_reg,
104                                           u2.isp4010.port_status),
105                        readw(&ha->reg->u2.isp4010.port_status));
106                 printk(KERN_INFO "0x%02X req_q_out       = 0x%08X\n",
107                        (uint8_t) offsetof(struct isp_reg,
108                                           u2.isp4010.req_q_out),
109                        readw(&ha->reg->u2.isp4010.req_q_out));
110                 printk(KERN_INFO "0x%02X gp_out          = 0x%08X\n",
111                        (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_out),
112                        readw(&ha->reg->u2.isp4010.gp_out));
113                 printk(KERN_INFO "0x%02X gp_in           = 0x%08X\n",
114                        (uint8_t) offsetof(struct isp_reg, u2.isp4010.gp_in),
115                        readw(&ha->reg->u2.isp4010.gp_in));
116                 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n",
117                        (uint8_t) offsetof(struct isp_reg,
118                                           u2.isp4010.port_err_status),
119                        readw(&ha->reg->u2.isp4010.port_err_status));
120         }
121
122         else if (is_qla4022(ha)) {
123                 printk(KERN_INFO "Page 0 Registers:\n");
124                 printk(KERN_INFO "0x%02X ext_hw_conf     = 0x%08X\n",
125                        (uint8_t) offsetof(struct isp_reg,
126                                           u2.isp4022.p0.ext_hw_conf),
127                        readw(&ha->reg->u2.isp4022.p0.ext_hw_conf));
128                 printk(KERN_INFO "0x%02X port_ctrl       = 0x%08X\n",
129                        (uint8_t) offsetof(struct isp_reg,
130                                           u2.isp4022.p0.port_ctrl),
131                        readw(&ha->reg->u2.isp4022.p0.port_ctrl));
132                 printk(KERN_INFO "0x%02X port_status     = 0x%08X\n",
133                        (uint8_t) offsetof(struct isp_reg,
134                                           u2.isp4022.p0.port_status),
135                        readw(&ha->reg->u2.isp4022.p0.port_status));
136                 printk(KERN_INFO "0x%02X gp_out          = 0x%08X\n",
137                        (uint8_t) offsetof(struct isp_reg,
138                                           u2.isp4022.p0.gp_out),
139                        readw(&ha->reg->u2.isp4022.p0.gp_out));
140                 printk(KERN_INFO "0x%02X gp_in           = 0x%08X\n",
141                        (uint8_t) offsetof(struct isp_reg, u2.isp4022.p0.gp_in),
142                        readw(&ha->reg->u2.isp4022.p0.gp_in));
143                 printk(KERN_INFO "0x%02X port_err_status = 0x%08X\n",
144                        (uint8_t) offsetof(struct isp_reg,
145                                           u2.isp4022.p0.port_err_status),
146                        readw(&ha->reg->u2.isp4022.p0.port_err_status));
147                 printk(KERN_INFO "Page 1 Registers:\n");
148                 writel(HOST_MEM_CFG_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
149                        &ha->reg->ctrl_status);
150                 printk(KERN_INFO "0x%02X req_q_out       = 0x%08X\n",
151                        (uint8_t) offsetof(struct isp_reg,
152                                           u2.isp4022.p1.req_q_out),
153                        readw(&ha->reg->u2.isp4022.p1.req_q_out));
154                 writel(PORT_CTRL_STAT_PAGE & set_rmask(CSR_SCSI_PAGE_SELECT),
155                        &ha->reg->ctrl_status);
156         }
157 }
158
159 void qla4xxx_dump_mbox_registers(struct scsi_qla_host *ha)
160 {
161         unsigned long flags = 0;
162         int i = 0;
163         spin_lock_irqsave(&ha->hardware_lock, flags);
164         for (i = 1; i < MBOX_REG_COUNT; i++)
165                 printk(KERN_INFO "  Mailbox[%d] = %08x\n", i,
166                        readw(&ha->reg->mailbox[i]));
167         spin_unlock_irqrestore(&ha->hardware_lock, flags);
168 }
169
170 void qla4xxx_dump_registers(struct scsi_qla_host *ha)
171 {
172         unsigned long flags = 0;
173         spin_lock_irqsave(&ha->hardware_lock, flags);
174         __dump_registers(ha);
175         spin_unlock_irqrestore(&ha->hardware_lock, flags);
176 }
177
178 void qla4xxx_dump_buffer(void *b, uint32_t size)
179 {
180         uint32_t cnt;
181         uint8_t *c = b;
182
183         printk(" 0   1   2   3   4   5   6   7   8   9  Ah  Bh  Ch  Dh  Eh  "
184                "Fh\n");
185         printk("------------------------------------------------------------"
186                "--\n");
187         for (cnt = 0; cnt < size; cnt++, c++) {
188                 printk(KERN_DEBUG "%02x", *c);
189                 if (!(cnt % 16))
190                         printk(KERN_DEBUG "\n");
191
192                 else
193                         printk(KERN_DEBUG "  ");
194         }
195         if (cnt % 16)
196                 printk(KERN_DEBUG "\n");
197 }